package kzy.common;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;

import java.sql.SQLIntegrityConstraintViolationException;

/**
 * @Author 大溪地
 * @create 2023年05月25日16:28
 * 异常处理器
 */

import org.springframework.web.bind.annotation.ControllerAdvice;

/**
 * 全局异常处理
 */
@ControllerAdvice(annotations = {RestController.class, Controller.class})
@ResponseBody
@Slf4j
public class GlobalExceptionHandler {

	/**
	 * 异常处理方法
	 * @return
	 * @ExceptionHandler  指定它处理什么异常信息
	 */
	@ExceptionHandler(SQLIntegrityConstraintViolationException.class)
	public R<String> exceptionHandler(SQLIntegrityConstraintViolationException ex){
		log.error(ex.getMessage());
		if(ex.getMessage().contains("Duplicate entry")){
			String[] split = ex.getMessage().split(" ");
			String msg = split[2] + "已存在";
			return R.error(msg);
		}
		return R.error("未知错误");
	}

	@ExceptionHandler(CustomException.class)
	public R<String> CustomExceptionHandler(CustomException ex ){
		log.error(ex.getMessage());
			String split = ex.getMessage();
			return R.error(split);
	}
}
